Swimming pool alarm



FIG. 1 is a perspective view of a swimming pool alarm showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

The ornamental design for a swimming pool alarm, as shown.